Twenty people had already left .I knew that my turn had come

Twenty people had already left .I knew that my turn had come I knew that my turn had come. I knew that my turn had come为什么用knew knew that my turn had come I knew that my turn had come.这句话怎样理解 I knew that my turn had come我知道这次该轮到我了!my turn是什么意识 i knew that my turn had come.这是新概念二上面的一句话,为什么用had+动词原型这个用法? i kenw that my turn had come为什么不用had to ? 20 people have already left 和 had already left 有什么区别 请问 我知道一 My heart had already 新概念2第15课疑问“.Twenty people had already left.”这句话是个完成时,完成时态应该接 if only i had knew that at that moment